A Hong Kong protester with a petrol bomb. File photo: Dylan Hollingsworth/HKFP. The optimal dimension of the avatar on Telegram is 512px by 512px, and it’s recommended to use PNG format to deliver an unpixelated avatar. Members can post their voice notes of themselves screaming. Interestingly, the group doesn’t allow to post anything else which might lead to an instant ban. As of now, there are more than 330 members in the group. With Bitcoin down 30% in the past week, some crypto traders have taken to Telegram to “voice” their feelings. The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be:
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